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SubjectRe: [PATCH v3 1/7] mm/lru: add per lruvec lock for memcg

在 2019/11/16 下午2:28, Shakeel Butt 写道:
> On Fri, Nov 15, 2019 at 7:15 PM Alex Shi <> wrote:
>> Currently memcg still use per node pgdat->lru_lock to guard its lruvec.
>> That causes some lru_lock contention in a high container density system.
>> If we can use per lruvec lock, that could relief much of the lru_lock
>> contention.
>> The later patches will replace the pgdat->lru_lock with lruvec->lru_lock
>> and show the performance benefit by benchmarks.
> Merge this patch with actual usage. No need to have a separate patch.

Thanks for comment, Shakeel!

Yes, but considering the 3rd, huge and un-splitable patch of actully replacing, I'd rather to pull sth out from
it. Ty to make patches a bit more readable, Do you think so?


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